211121002022 has 24 divisors (see below), whose sum is σ = 368424878976. Its totient is φ = 90470537808.

The previous prime is 211121001997. The next prime is 211121002031. The reversal of 211121002022 is 220200121112.

211121002022 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 211121001988 and 211121002006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 821243 + ... + 1047225.

It is an arithmetic number, because the mean of its divisors is an integer number (15351036624).

Almost surely, 2^211121002022 is an apocalyptic number.

211121002022 is a deficient number, since it is larger than the sum of its proper divisors (157303876954).

211121002022 is a wasteful number, since it uses less digits than its factorization.

211121002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235532 (or 235525 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211121002022 its reverse (220200121112), we get a palindrome (431321123134).

The spelling of 211121002022 in words is "two hundred eleven billion, one hundred twenty-one million, two thousand, twenty-two".